"PC Monitor" is a free and small application which
allows you to monitor and manage your computer right from your iPhone,
iPad, Android phone or Windows Phone 7. The monitoring process is very
secure and uses SSL connection for both computer and mobile device.

You simply need to install the free software on your computer which
you want to monitor and then you can monitor it using your mobile device
with the help of the small PC Monitor app.

You can monitor almost everything of your PC. You can check RAM and
CPU usage, you can view hard disk content, services list. You can even
view all logged in users.

It also allows you to control processes, scheduled tasks, etc on the
computer system. In fact, you can log off, restart, hibernate or shut
down the system remotely.

Features List:

View the status and uptime of all computers

View the current CPU usage and usage history chart

View the current available memory and usage history chart

View the external IP address and the location on the map using GeoIP

View the status and browse the local hard disks

View the services status

View running processes

View event logs

View the scheduled tasks status

View all logged in users (local and remote)

View hardware details like temperatures and fan speeds

Start, pause, continue and stop a service

Kill a process

Start and stop a scheduled task

Log off any logged in user (local or remote)

Command prompt support

Restart, wake up, shutdown, power off, suspend or send the computer into hibernation

Check and install Windows updates

Get notified when a computer goes offline

Get notified when a computer starts up, shuts down, suspends or resumes

Get notified when a computer battery level is low

It supports Windows XP, Vista and 7. Also Windows Server 2003, 2008 and 2008 R2 are supported.
The free version allows you to monitor up to 3 computers.